Perhaps you should try some spelling variations:
clean development » human development, urban development
information needs » information networks
la communication » data communication, data communications
development aid » development a, development africa, development agenda
technologies 4 » technologies _
networks clean » networks clay, networks learn, networks column
4 information » 2 information, 1 information

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 4 information needs _ la communication networks clean development aid afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies 4 information needs _ la communication networks clean development aid afrique.*.